Spiral tapered cutter bit for drill head



FIG. 1 is a bottom and front elevational view of the spiral tapered cutter bit for drill head, shown in place on a drill head;

FIG. 2 is a side elevational view of the spiral tapered cutter bit for drill head;

FIG. 3 is a bottom plan view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 4 is a top plan view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 5 is a side elevational view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 6 is a side elevational view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 7 is a side elevational view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 8 is a bottom and side perspective view of the spiral tapered cutter bit for drill head of FIG. 2; and,

FIG. 9 is a top and side perspective view of the spiral tapered cutter bit for drill head of FIG. 2.

The broken lines in FIGS. 1, 2, 4, 5, 6, 7, 8 and 9 of the drawings show unclaimed environment only and form no part of the claimed design. 

CLAIM We claim the ornamental design for a spiral tapered cutter bit for drill head, as shown and described. 